{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "139066",
    "entityType": "User",
    "nonce": "0xb89cdcb4bafd9711abb638bb10c4b793ebb31f65934af1d32b6dbe5f413a6cab",
    "signature": "0xd76d24f19e44400d8a4e157dc8ea37d0734d6bd730947fe54074b8833e2459af1d4a977b6987c0ac7b5b45434a14252b8d11988797f496becedcc5a1e3e087e41b",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}